The back gate of the palace is closed, but the passage is not very dark. The moonlight stone inlaid all the way lights up the black stones on both sides, reflecting the five colors.

"how does it look like the color of metal?" Ye Kong picks up the sword and wants to cut a piece.

"Dang!" The small sword weapon collided with the stone wall and splashed several sparks. The stone wall was intact.

"is this stone so hard? It's metal! " Ye Kong was astonished that the stones were all metal, so hard.

on second thought, the old stone master is very clever. He is afraid that these metal...